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Allen Bradley 140M Circuit Breakers 140MT-D9E-A63

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140MT-D9E-A63

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The 140MT-D9E-A63 model from Allen Bradley is designed as a motor protection circuit breaker. It operates effectively at a rated voltage of 690 VAC and is suitable for frequencies of either 50 or 60 Hz.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 140MT-D9E-A63

ManufacturerAllen Bradley
Product TypeMotor Protection Circuit Breaker
Product Line140M Circuit Breakers
Part Number140MT-D9E-A63
Weight0.81 lbs (0.37 kg)
UPC191326562003
Rated Voltage690 VAC
Frequency50/60 Hz
Poles3-pole
MountingDIN-rail
Magnetic TripFixed, 14×Ie
Connection TypeScrew terminals
Current Range0.4–0.63 A
ConstructionOpen style
Breaking CapacityHigh
Insulation Voltage690 V
Trip ClassClass 10
Adjustment MethodDial-set
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The Allen Bradley 140MT-D9E-A63 is engineered as a motor protection circuit breaker specifically used in industrial applications. This unit works efficiently at a rated voltage of 690 VAC and accommodates frequencies of both 50 Hz and 60 Hz. It is structured with a 3-pole design, allowing for substantial protection across multiple phases.

This breaker can be conveniently mounted on a DIN-rail, making installation easier in various setups. In terms of current handling abilities, it operates within a range of 0.4 to 0.63 A, ensuring suitability for different motor types. The breaker features a fixed magnetic trip rated at 14×Ie, providing essential safety by disconnecting the circuit in overcurrent conditions. To guarantee secure connections, the device utilizes screw terminal connections.

Construction-wise, the 140MT-D9E-A63 is made in an open style, enabling adequate heat dissipation during operation. Its high breaking capacity is particularly advantageous in preventing damage from overloads. The insulation voltage rating of 690 V safeguards against potential short circuits. This unit adheres to Class 10 trip standards, allowing for timely disconnect during fault conditions. Users adjust settings through a straightforward dial-set method, providing ease of use and flexibility in configuration.